From d26694243af236fed09a4b38f3cc68e40ad063b5 Mon Sep 17 00:00:00 2001
From: Imre Kaloz <kaloz@openwrt.org>
Date: Sun, 25 Jan 2015 15:20:39 +0000
Subject: generic: add preliminary 3.19 support

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 44126
---
 .../480-mtd-set-rootfs-to-be-root-dev.patch        | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 target/linux/generic/patches-3.19/480-mtd-set-rootfs-to-be-root-dev.patch

(limited to 'target/linux/generic/patches-3.19/480-mtd-set-rootfs-to-be-root-dev.patch')

diff --git a/target/linux/generic/patches-3.19/480-mtd-set-rootfs-to-be-root-dev.patch b/target/linux/generic/patches-3.19/480-mtd-set-rootfs-to-be-root-dev.patch
new file mode 100644
index 0000000..8fc3578
--- /dev/null
+++ b/target/linux/generic/patches-3.19/480-mtd-set-rootfs-to-be-root-dev.patch
@@ -0,0 +1,26 @@
+--- a/drivers/mtd/mtdcore.c
++++ b/drivers/mtd/mtdcore.c
+@@ -37,6 +37,7 @@
+ #include <linux/backing-dev.h>
+ #include <linux/gfp.h>
+ #include <linux/slab.h>
++#include <linux/root_dev.h>
+ 
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+@@ -456,6 +457,15 @@ int add_mtd_device(struct mtd_info *mtd)
+ 	   of this try_ nonsense, and no bitching about it
+ 	   either. :) */
+ 	__module_get(THIS_MODULE);
++
++	if (!strcmp(mtd->name, "rootfs") &&
++	    config_enabled(CONFIG_MTD_ROOTFS_ROOT_DEV) &&
++	    ROOT_DEV == 0) {
++		pr_notice("mtd: device %d (%s) set to be root filesystem\n",
++			  mtd->index, mtd->name);
++		ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, mtd->index);
++	}
++
+ 	return 0;
+ 
+ fail_added:
-- 
cgit v1.1